Circular Connectors – Mouser United Kingdom

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M23 Elite Threaded and Checkmate™ Connectors

Amphenol Sine Systems M23 Elite Threaded and Checkmate™ Connectors are designed with expanded connector options and are compatible with other industry-standard products. The connectors feature a next-generation single-piece design, loose-piece insert assembly, ground protection, top-loading design, Checkmate coupling, and 360° shielding. Amphenol M23 elite connectors are available in 6, 8, 9, 12, 16, and 17 positions. These connectors do not require any extraction tools for power inserts.

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Types of Circular Connectors

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Part #

Circular Metric Connectors 9POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

MB5RJN0902
Amphenol SINE Systems
1: £21.89
84In Stock

Mfr. Part No.
MB5RJN0902

Mouser Part No
654-MB5RJN0902

Amphenol SINE Systems

Circular Metric Connectors 9POS RCPTCL 90 ROT LG FLANGE 28.0X28.0

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Datasheet

84In Stock

£21.89

£18.60

£17.44

£16.60

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Min.: 1
Mult.: 1

Connectors

Without Pin Contacts

Crimp

IP67

Circular Metric Connectors 6 Pos male pins Standard flange

MB7RJN0601-KIT
Amphenol SINE Systems
1: £48.94
31In Stock
30Expected 12/11/2026

Mfr. Part No.
MB7RJN0601-KIT

Mouser Part No
654-MB7RJN0601-KIT

Amphenol SINE Systems

Circular Metric Connectors 6 Pos male pins Standard flange

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Datasheet

31In Stock

30Expected 12/11/2026

£48.94

£38.06

£35.23

£33.98

£32.36

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors Socket contact 1.0mm,Crimp 18-22AWG

SC000259
Amphenol SINE Systems
1: £1.52
4,005In Stock

Mfr. Part No.
SC000259

Mouser Part No
654-SC000259

Amphenol SINE Systems

Circular Metric Connectors Socket contact 1.0mm,Crimp 18-22AWG

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Datasheet

4,005In Stock

£1.52

£1.29

£1.15

£1.10

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Min.: 1
Mult.: 1

Contacts

Socket (Female)

Crimp

Circular Metric Connectors Pin Contact 1.0mm,Crimp 18-22AWG

SC000261
Amphenol SINE Systems
1: £1.15
1,808In Stock
2,000Expected 14/12/2026

Mfr. Part No.
SC000261

Mouser Part No
654-SC000261

Amphenol SINE Systems

Circular Metric Connectors Pin Contact 1.0mm,Crimp 18-22AWG

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Datasheet

1,808In Stock

2,000Expected 14/12/2026

£1.15

£1.00

£0.89

£0.751

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Min.: 1
Mult.: 1

Contacts

Pin (Male)

Crimp

Circular Metric Connectors PLUG,STR, 12P E-TYPE, CHECKMATE

MA5CAE1200-S2
Amphenol SINE Systems
1: £19.67
27In Stock

Mfr. Part No.
MA5CAE1200-S2

Mouser Part No
654-MA5CAE1200-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 12P E-TYPE, CHECKMATE

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Datasheet

27In Stock

£19.67

£15.96

£15.31

£14.38

View

Min.: 1
Mult.: 1

Connectors

Crimp

IP67

Circular Metric Connectors ST 12E TH 11-15mm grip w/male pins

MA5CAE1200-S3-KIT
Amphenol SINE Systems
1: £37.21
10In Stock

Mfr. Part No.
MA5CAE1200-S3-KIT

Mouser Part No
654-MA5CAE1200S3-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 12E TH 11-15mm grip w/male pins

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Datasheet

10In Stock

£37.21

£34.11

£30.81

£29.35

View

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Crimp

IP67

Circular Metric Connectors PLUG,STR, 16P E-TYPE, CHECKMATE

MA5CAE1600-S1
Amphenol SINE Systems
1: £18.37
4In Stock

Mfr. Part No.
MA5CAE1600-S1

Mouser Part No
654-MA5CAE1600-S1

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 16P E-TYPE, CHECKMATE

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Datasheet

4In Stock

£18.37

£15.62

£14.64

£13.94

View

Min.: 1
Mult.: 1

Connectors

Crimp

IP67

Circular Metric Connectors PLUG,STR, 17P E-TYPE, CHECKMATE

MA5CAE1700-S2
Amphenol SINE Systems
1: £19.06
24In Stock
100Expected 30/09/2026

Mfr. Part No.
MA5CAE1700-S2

Mouser Part No
654-MA5CAE1700-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR, 17P E-TYPE, CHECKMATE

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Datasheet

24In Stock

100Expected 30/09/2026

£19.06

£16.20

£15.19

£14.46

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Min.: 1
Mult.: 1

Crimp

IP67

Circular Metric Connectors ST 17P TH 11-15mm grip w/male pins

MA5CAP1700-S3-KIT
Amphenol SINE Systems
1: £49.46
9In Stock

Mfr. Part No.
MA5CAP1700-S3-KIT

Mouser Part No
654-MA5CAP1700S3-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17P TH 11-15mm grip w/male pins

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Datasheet

9In Stock

£49.46

£42.10

£39.48

£37.57

£35.30

Min.: 1
Mult.: 1

Connectors

Pin (Male)

Crimp

IP67

Circular Metric Connectors 16POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

MA5RAE1601
Amphenol SINE Systems
1: £21.89
75In Stock

Mfr. Part No.
MA5RAE1601

Mouser Part No
654-MA5RAE1601

Amphenol SINE Systems

Circular Metric Connectors 16POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

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Datasheet

75In Stock

£21.89

£18.60

£17.44

£16.61

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Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors 12POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

MA5RAP1201
Amphenol SINE Systems
1: £21.09
31In Stock

Mfr. Part No.
MA5RAP1201

Mouser Part No
654-MA5RAP1201

Amphenol SINE Systems

Circular Metric Connectors 12POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

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Datasheet

31In Stock

£21.09

£17.93

£16.81

£16.01

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors 12 Pos male pins Standard flange

MA5RAP1201-KIT
Amphenol SINE Systems
1: £49.66
22In Stock

Mfr. Part No.
MA5RAP1201-KIT

Mouser Part No
654-MA5RAP1201-KIT

Amphenol SINE Systems

Circular Metric Connectors 12 Pos male pins Standard flange

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Datasheet

22In Stock

£49.66

£42.17

£38.16

£36.38

£36.36

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors 17 Pos male pins Large flange

MA5RAP1702-KIT
Amphenol SINE Systems
1: £60.60
6In Stock

Mfr. Part No.
MA5RAP1702-KIT

Mouser Part No
654-MA5RAP1702-KIT

Amphenol SINE Systems

Circular Metric Connectors 17 Pos male pins Large flange

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Datasheet

6In Stock

£60.60

£52.62

£48.70

£46.98

£45.05

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR,12P,E TYPE

MA7CAE1200-S2
Amphenol SINE Systems
1: £17.59
14In Stock
100Expected 22/12/2026

Mfr. Part No.
MA7CAE1200-S2

Mouser Part No
654-MA7CAE1200-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR,12P,E TYPE

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Datasheet

14In Stock

100Expected 22/12/2026

£17.59

£14.69

£13.77

£13.01

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR,12P,E TYPE

MA7CAE1200-S3
Amphenol SINE Systems
1: £18.10
29In Stock

Mfr. Part No.
MA7CAE1200-S3

Mouser Part No
654-MA7CAE1200-S3

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR,12P,E TYPE

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Datasheet

29In Stock

£18.10

£15.38

£14.41

£12.61

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 12E TH 4.5-7.5mm grip w/ F sockets

MA7CAE1200S-S1-KIT
Amphenol SINE Systems
1: £42.31
5In Stock
20Expected 16/12/2026

Mfr. Part No.
MA7CAE1200S-S1-KIT

Mouser Part No
654-MA7CAE1200SS1KIT

Amphenol SINE Systems

Circular Metric Connectors ST 12E TH 4.5-7.5mm grip w/ F sockets

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Datasheet

5In Stock

20Expected 16/12/2026

£42.31

£37.91

£36.05

£34.72

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 17E TH 11-15mm grip w/male pins

MA7CAE1700-S3-KIT
Amphenol SINE Systems
1: £51.70
1In Stock

Mfr. Part No.
MA7CAE1700-S3-KIT

Mouser Part No
654-MA7CAE1700S3-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17E TH 11-15mm grip w/male pins

Learn More

Datasheet

1In Stock

£51.70

£43.08

£40.38

£38.46

£36.62

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors ST 17E TH 4.5-7.5mm grip w/ F sockets

MA7CAE1700S-S1-KIT
Amphenol SINE Systems
1: £60.53
2In Stock

Mfr. Part No.
MA7CAE1700S-S1-KIT

Mouser Part No
654-MA7CAE1700SS1KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17E TH 4.5-7.5mm grip w/ F sockets

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Datasheet

2In Stock

£60.53

£51.45

£48.23

£45.93

£43.96

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 17E TH 7.5-11mm grip w/ F sockets

MA7CAE1700S-S2-KIT
Amphenol SINE Systems
1: £60.52
5In Stock

Mfr. Part No.
MA7CAE1700S-S2-KIT

Mouser Part No
654-MA7CAE1700SS2KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17E TH 7.5-11mm grip w/ F sockets

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Datasheet

5In Stock

£60.52

£51.45

£48.22

£45.93

£43.95

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors PLUG,STR,17P,P TYPE

MA7CAP1700-S2
Amphenol SINE Systems
1: £17.68
13In Stock

Mfr. Part No.
MA7CAP1700-S2

Mouser Part No
654-MA7CAP1700-S2

Amphenol SINE Systems

Circular Metric Connectors PLUG,STR,17P,P TYPE

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Datasheet

13In Stock

£17.68

£15.03

£14.09

£13.42

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors ST 17P TH 7.5-11mm grip w/male pins

MA7CAP1700-S2-KIT
Amphenol SINE Systems
1: £50.70
5In Stock

Mfr. Part No.
MA7CAP1700-S2-KIT

Mouser Part No
654-MA7CAP1700S2-KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17P TH 7.5-11mm grip w/male pins

Learn More

Datasheet

5In Stock

£50.70

£43.09

£40.39

£38.46

£36.63

Min.: 1
Mult.: 1

Connectors

With Pin Contacts

Crimp

IP67

Circular Metric Connectors ST 17P TH 4.5-7.5mm grip w/ F sockets

MA7CAP1700S-S1-KIT
Amphenol SINE Systems
1: £60.53
15In Stock

Mfr. Part No.
MA7CAP1700S-S1-KIT

Mouser Part No
654-MA7CAP1700SS1KIT

Amphenol SINE Systems

Circular Metric Connectors ST 17P TH 4.5-7.5mm grip w/ F sockets

Learn More

Datasheet

15In Stock

£60.53

£51.45

£48.24

£45.93

£43.96

Min.: 1
Mult.: 1

Socket (Female)

Crimp

IP67

Circular Metric Connectors 12POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

MA7RAE1201
Amphenol SINE Systems
1: £22.77
11In Stock

Mfr. Part No.
MA7RAE1201

Mouser Part No
654-MA7RAE1201

Amphenol SINE Systems

Circular Metric Connectors 12POS RCPTCL 90 ROT STD FLANGE 25.7X25.7

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Datasheet

11In Stock

£22.77

£19.35

£18.15

£17.28

View

Min.: 1
Mult.: 1

Connectors

Without Pin or Socket Contacts

Crimp

IP67

Circular Metric Connectors 17 Pos female skts Standard flange

MA7RAE1701S-KIT
Amphenol SINE Systems
1: £63.57
5In Stock
25Expected 01/12/2026

Mfr. Part No.
MA7RAE1701S-KIT

Mouser Part No
654-MA7RAE1701S-KIT

Amphenol SINE Systems

Circular Metric Connectors 17 Pos female skts Standard flange

Learn More

Datasheet

5In Stock

25Expected 01/12/2026

£63.57

£54.04

£50.65

£48.24

£46.37

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

Circular Metric Connectors 17 Pos female skts Large flange

MA7RAE1702S-KIT
Amphenol SINE Systems
1: £73.49
2In Stock

Mfr. Part No.
MA7RAE1702S-KIT

Mouser Part No
654-MA7RAE1702S-KIT

Amphenol SINE Systems

Circular Metric Connectors 17 Pos female skts Large flange

Learn More

Datasheet

2In Stock

£73.49

£62.46

£57.81

£55.76

£54.34

Min.: 1
Mult.: 1

Connectors

With Socket Contacts

Crimp

IP67

M23 Elite Threaded and Checkmate™ Connectors

Types of Circular Connectors

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